1939 / 44, war navy, 45 army postal service covers and cards the 1, 2. And 3. Outguard flotilla, as well a registered fieldpost letter from 1.9.43 the Office army postal service no. M 17071 ( = V 210 the 2. Outguard flotilla) with K-no. 451 ( = field post office 723 in Antwerpen), mixed quality